CIDE DICTIONARY
Nit, n. [AS. hnitu; akin to D. neet, G. niss, OHG. niz; cf. Gr. koni`s, koni`dos, Icel. gnit, Sw. gnet, Dan. gnid, Russ. & Pol. gnida, Bohem. hnida, W. nedd.].
Nit grass (Bot.), a pretty annual European grass (Gastridium lendigerum), with small spikelets somewhat resembling a nit. It is also found in California and Chile.
THESAURUS
Nit
adverse criticism, animadversion, aspersion, bad notices, bad press, captiousness, carping, cat flea, cavil, caviling, censoriousness, chigoe, cockroach, crab, criticism, dog flea, exception, faultfinding, flak, flea, grayback, hairsplitting, hit, home thrust, hostile criticism, hypercriticalness, hypercriticism, imputation, jigger, knock, louse, mite, nagging, nay, niggle, niggling, nit-picking, nix, no, nope, obloquy, overcriticalness, parasite, pestering, pettifogging, priggishness, quibble, quibbling, rap, red bug, reflection, reproachfulness, roach, sand flea, slam, stricture, swipe, taking exception, trichoschistism, vermin, weevil